1 // Copyright Louis Dionne 2013-2017
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
4
5 #include <boost/hana/assert.hpp>
6 #include <boost/hana/ext/std/array.hpp>
7 #include <boost/hana/unpack.hpp>
8
9 #include <array>
10 namespace hana = boost::hana;
11
12
main()13 int main() {
14 std::array<int, 5> a = {{0, 1, 2, 3, 4}};
15
16 auto b = hana::unpack(a, [](auto ...i) {
17 return std::array<int, sizeof...(i)>{{(i + 10)...}};
18 });
19
20 BOOST_HANA_RUNTIME_CHECK(b == std::array<int, 5>{{10, 11, 12, 13, 14}});
21 }
22